# Use defaultdict(list) to group the records list by department

Canonical URL: <https://datadriven.io/problems/use-defaultdictlist-to-group-the-records-list-by-departmen-c7a333c6>

Domain: Python · Difficulty: medium

## Problem

Use defaultdict(list) to group the records list by department. Each record is a tuple of (name, dept). Print each department and its list of names in sorted department order, formatted as 'dept: [names]'.

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